| Description | Notes | |
|---|---|---|
| EN | ISTC | International Standard Text Code (16 characters: numerals and letters A–F, unhyphenated). Deprecated: the ISTC was withdrawn as a standard in 2021 |
| FR | ISTC | Code ISTC (International Standard Text Code) composé de 16 caractères : chiffres et lettres de A à F, sans trait d’union) |
| ES | ISTC – Código Normalizado Internacional de Texto | (16 caracteres: números y letras A–F, sin guiones). Desaconsejado: el ISTC fue retirado como norma en 2021 |
11
— ISTC
deprecated
- Introduced in Issue 0 (or earlier)
- Last modified in Issue 70
- Deprecated in Issue 70